... . Serial number 1, hot blast stove: it is mainly used to provide heat source for the dryer, so that the dryer ... , induced air pipeline: new parallel spiral precipitator, dryer subject, fan, water spray precipitator links made accessories.Serial number 12, boiler ... centrifugal induced draft fan: to produce air fan, air pressure, etc. Extraction hot air from the heat blast stove , achieve drying effect ...